Ricoh announced that it was selected for inclusion in the Dow Jones Sustainability World Index (DJSI World).   DJSI, compiled by the U.S. firm S&P Dow Jones, was the first global sustainability index to assess a company’s corporate sustainability from the economic, environmental, and social development aspects. The process is considered most stringent based on the number of questions and the depth of information required.   This year, DJSI reviewed approximately 3,500 companies...